/* TFT Damage Calculator - Dark Theme */

:root {
  --bg-primary: #0a1628;
  --bg-secondary: #111d33;
  --bg-tertiary: #182a45;
  --bg-card: #152238;
  --border: #1e3a5f;
  --text-primary: #e0e8f0;
  --text-secondary: #8899aa;
  --text-muted: #556677;
  --accent: #f0a030;
  --accent-dim: #c08020;
  --accent-bg: rgba(240, 160, 48, 0.1);
  --blue: #4488cc;
  --blue-dim: #336699;
  --input-bg: #0d1e35;
  --input-border: #253d5c;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 20px;
}

/* Header */
header {
  margin-bottom: 24px;
}

header h1 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.disclaimer {
  font-size: 12px;
  color: var(--text-muted);
  padding: 6px 10px;
  background: rgba(240, 160, 48, 0.05);
  border-left: 2px solid var(--accent-dim);
  border-radius: 2px;
}

/* Sections */
.section {
  margin-bottom: 20px;
}

.section-title {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
  margin-bottom: 10px;
}

.stats-grid-narrow {
  grid-template-columns: repeat(3, 1fr);
  max-width: 50%;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.input-group label {
  font-size: 11px;
  color: var(--text-secondary);
}

.input-group input,
.input-group select {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 600;
  padding: 8px 10px;
  outline: none;
  transition: border-color 0.15s;
}

.input-group input:focus,
.input-group select:focus {
  border-color: var(--accent);
}

.input-group select {
  cursor: pointer;
}

/* Items Grid */
.items-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.item-slot {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.item-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg-primary);
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 20px;
}

.item-select-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.item-select-wrapper label {
  font-size: 11px;
  color: var(--text-secondary);
}

.item-select {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 14px;
  padding: 8px 10px;
  outline: none;
  cursor: pointer;
  width: 100%;
  transition: border-color 0.15s;
}

.item-select:focus {
  border-color: var(--accent);
}

.item-select optgroup {
  color: var(--text-secondary);
  font-style: normal;
  font-weight: 600;
}

.item-select option {
  color: var(--text-primary);
  background: var(--bg-secondary);
  padding: 4px;
}

.item-desc {
  font-size: 11px;
  color: var(--text-muted);
  min-height: 16px;
}

/* Effective Stats */
.effective-stats {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.stat-box {
  background: var(--bg-tertiary);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-label {
  font-size: 10px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.stat-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

/* Chart */
.chart-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}

.chart-section .section-title {
  margin-bottom: 4px;
}

.chart-container {
  position: relative;
  height: 320px;
}

/* Results */
.results-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.result-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.result-label {
  font-size: 11px;
  color: var(--text-secondary);
}

.result-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
}

.result-unit {
  font-size: 18px;
  font-weight: 600;
}

.result-sub {
  font-size: 11px;
  color: var(--text-muted);
}

/* Footer */
footer {
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  text-align: center;
}

footer p {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Number input arrows */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  opacity: 0.3;
}